1 files changed, 69 insertions, 0 deletions
diff --git a/app/src/main/java/se/leap/bitmaskclient/pluggableTransports/models/HoppingConfig.java b/app/src/main/java/se/leap/bitmaskclient/pluggableTransports/models/HoppingConfig.java
new file mode 100644
index 00000000..96b8c460
--- /dev/null
+++ b/app/src/main/java/se/leap/bitmaskclient/pluggableTransports/models/HoppingConfig.java
@@ -0,0 +1,69 @@
+package se.leap.bitmaskclient.pluggableTransports.models;
+
+import androidx.annotation.NonNull;
+
+import com.google.gson.FieldNamingPolicy;
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+
+import se.leap.bitmaskclient.base.models.Transport;
+
+public class HoppingConfig {
+
+    /**
+     * Enabled       bool     `json:"enabled"`
+     * 	Remotes       []string `json:"remotes"`
+     * 	Obfs4Certs    []string `json:"obfs4_certs"`
+     * 	PortSeed      int64    `json:"port_seed"`
+     * 	PortCount     uint     `json:"port_count"`
+     * 	MinHopSeconds uint     `json:"min_hop_seconds"`
+     * 	HopJitter     uint     `json:"hop_jitter"`
+     * }
+     */
+
+    final boolean enabled;
+    final String proxyAddr;
+    final String[] remotes;
+    final String[] obfs4Certs;
+    final int portSeed;
+    final int portCount;
+    final int minHopSeconds;
+    final int hopJitter;
+
+    public HoppingConfig(boolean enabled,
+                         String proxyAddr,
+                         Obfs4Options options,
+                         int minHopSeconds,
+                         int hopJitter) {
+        this.enabled = enabled;
+        this.proxyAddr = proxyAddr;
+        Transport transport = options.transport;
+        Transport.Endpoint[] endpoints = transport.getOptions().getEndpoints();
+        if (endpoints == null) {
+            // only port hopping, we assume the gateway IP as hopping PT's IP
+            this.remotes = new String[]{ options.bridgeIP };
+            this.obfs4Certs = new String[] { transport.getOptions().getCert() };
+        } else {
+            // port+ip hopping
+            this.remotes = new String[endpoints.length];
+            this.obfs4Certs = new String[endpoints.length];
+            for (int i = 0; i < remotes.length; i++) {
+                remotes[i] = endpoints[i].getIp();
+                obfs4Certs[i] = endpoints[i].getCert();
+            }
+        }
+        this.portSeed = transport.getOptions().getPortSeed();
+        this.portCount = transport.getOptions().getPortCount();
+        this.minHopSeconds = minHopSeconds;
+        this.hopJitter = hopJitter;
+    }
+
+    @NonNull
+    @Override
+    public String toString() {
+        Gson gson = new GsonBuilder()
+                .setFieldNamingPolicy(FieldNamingPolicy.LOWER_CASE_WITH_UNDERSCORES)
+                .create();
+       return gson.toJson(this);
+    }
+}